<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>login!</title>
</head>
<body>
    <form action="login" method="post">
        username: <input name="username" type="text" />
        password: <input name="password" type="password" />
        <input type="submit" value="login"/>
    </form>
</body>
</html>